EP1223454A3 - Optical scanning apparatus and image forming apparatus using the same - Google Patents
Optical scanning apparatus and image forming apparatus using the same Download PDFInfo
- Publication number
- EP1223454A3 EP1223454A3 EP02250181A EP02250181A EP1223454A3 EP 1223454 A3 EP1223454 A3 EP 1223454A3 EP 02250181 A EP02250181 A EP 02250181A EP 02250181 A EP02250181 A EP 02250181A EP 1223454 A3 EP1223454 A3 EP 1223454A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- semiconductor laser
- polygon mirror
- wavelength
- light
- reduced
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/0816—Multilayer mirrors, i.e. having two or more reflecting layers
- G02B5/085—Multilayer mirrors, i.e. having two or more reflecting layers at least one of the reflecting layers comprising metal
- G02B5/0858—Multilayer mirrors, i.e. having two or more reflecting layers at least one of the reflecting layers comprising metal the reflecting layers comprising a single metallic layer with one or more dielectric layers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/12—Scanning systems using multifaceted mirrors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/12—Scanning systems using multifaceted mirrors
- G02B26/125—Details of the optical system between the polygonal mirror and the image plane
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/0808—Mirrors having a single reflecting layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/09—Multifaceted or polygonal mirrors, e.g. polygonal scanning mirrors; Fresnel mirrors
Abstract
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001003815 | 2001-01-11 | ||
JP2001003814 | 2001-01-11 | ||
JP2001003815 | 2001-01-11 | ||
JP2001003814 | 2001-01-11 | ||
JP2001394085 | 2001-12-26 | ||
JP2001394085A JP3507474B2 (en) | 2001-01-11 | 2001-12-26 | Optical scanning device and image forming apparatus using the same |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1223454A2 EP1223454A2 (en) | 2002-07-17 |
EP1223454A3 true EP1223454A3 (en) | 2005-03-23 |
Family
ID=27345688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02250181A Ceased EP1223454A3 (en) | 2001-01-11 | 2002-01-10 | Optical scanning apparatus and image forming apparatus using the same |
Country Status (3)
Country | Link |
---|---|
US (3) | US6760138B2 (en) |
EP (1) | EP1223454A3 (en) |
JP (1) | JP3507474B2 (en) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002351086A (en) * | 2001-03-22 | 2002-12-04 | Fuji Photo Film Co Ltd | Exposure device |
JP4098008B2 (en) * | 2002-07-03 | 2008-06-11 | オリンパス株式会社 | Optical gain correction filter and bar code reader having the same |
JP4378081B2 (en) * | 2002-12-03 | 2009-12-02 | キヤノン株式会社 | Optical scanning device and image forming apparatus using the same |
JP4590166B2 (en) * | 2003-05-27 | 2010-12-01 | キヤノン株式会社 | Optical scanning device and image forming apparatus using the same |
JP2005070125A (en) | 2003-08-27 | 2005-03-17 | Canon Inc | Optical scanner and image forming apparatus using same |
JP2005345719A (en) | 2004-06-02 | 2005-12-15 | Canon Inc | Optical scanner and image forming apparatus using same |
US20070235342A1 (en) * | 2004-10-01 | 2007-10-11 | Canon Kabushiki Kaisha | Method for manufacturing nanostructure |
US7474286B2 (en) | 2005-04-01 | 2009-01-06 | Spudnik, Inc. | Laser displays using UV-excitable phosphors emitting visible colored light |
US7733310B2 (en) * | 2005-04-01 | 2010-06-08 | Prysm, Inc. | Display screens having optical fluorescent materials |
US7791561B2 (en) | 2005-04-01 | 2010-09-07 | Prysm, Inc. | Display systems having screens with optical fluorescent materials |
US8089425B2 (en) * | 2006-03-03 | 2012-01-03 | Prysm, Inc. | Optical designs for scanning beam display systems using fluorescent screens |
US7994702B2 (en) * | 2005-04-27 | 2011-08-09 | Prysm, Inc. | Scanning beams displays based on light-emitting screens having phosphors |
US8000005B2 (en) | 2006-03-31 | 2011-08-16 | Prysm, Inc. | Multilayered fluorescent screens for scanning beam display systems |
JP4677277B2 (en) * | 2005-05-09 | 2011-04-27 | キヤノン株式会社 | Optical scanning device and image forming apparatus using the same |
JP2007072238A (en) * | 2005-09-08 | 2007-03-22 | Ricoh Co Ltd | Optical scanner and image forming apparatus |
JP4641478B2 (en) | 2005-09-27 | 2011-03-02 | キヤノン株式会社 | Optical scanning device and image forming apparatus using the same |
US8451195B2 (en) | 2006-02-15 | 2013-05-28 | Prysm, Inc. | Servo-assisted scanning beam display systems using fluorescent screens |
US7884816B2 (en) * | 2006-02-15 | 2011-02-08 | Prysm, Inc. | Correcting pyramidal error of polygon scanner in scanning beam display systems |
US20070266652A1 (en) * | 2006-05-22 | 2007-11-22 | Paul Jaster | Skylight tube with reflective structured surface |
JP2008003476A (en) * | 2006-06-26 | 2008-01-10 | Ricoh Co Ltd | Image forming apparatus |
US20080068295A1 (en) * | 2006-09-19 | 2008-03-20 | Hajjar Roger A | Compensation for Spatial Variation in Displayed Image in Scanning Beam Display Systems Using Light-Emitting Screens |
US8013506B2 (en) * | 2006-12-12 | 2011-09-06 | Prysm, Inc. | Organic compounds for adjusting phosphor chromaticity |
JP5171029B2 (en) * | 2006-12-26 | 2013-03-27 | キヤノン株式会社 | Optical scanning device and image forming apparatus using the same |
CA2636186A1 (en) * | 2007-01-09 | 2008-07-17 | Anritsu Corporation | Optical signal synchronization sampling device, its method, optical signal monitor device used therefore, and its method |
WO2008087809A1 (en) * | 2007-01-15 | 2008-07-24 | Anritsu Corporation | Optical signal quality monitoring device and its method |
KR101111904B1 (en) * | 2007-02-06 | 2012-03-14 | 삼성전자주식회사 | Light scanning unit and image forming apparatus employing the same |
JP2008197452A (en) * | 2007-02-14 | 2008-08-28 | Canon Inc | Optical scanning device and image forming apparatus using the same |
CN101682709B (en) | 2007-03-20 | 2013-11-06 | Prysm公司 | Delivering and displaying advertisement or other application data to display systems |
US8169454B1 (en) | 2007-04-06 | 2012-05-01 | Prysm, Inc. | Patterning a surface using pre-objective and post-objective raster scanning systems |
US7697183B2 (en) * | 2007-04-06 | 2010-04-13 | Prysm, Inc. | Post-objective scanning beam systems |
CN101950122B (en) | 2007-05-17 | 2012-01-04 | Prysm公司 | Multilayered screens with light-emitting stripes for scanning beam display systems |
US8556430B2 (en) | 2007-06-27 | 2013-10-15 | Prysm, Inc. | Servo feedback control based on designated scanning servo beam in scanning beam display systems with light-emitting screens |
US7878657B2 (en) * | 2007-06-27 | 2011-02-01 | Prysm, Inc. | Servo feedback control based on invisible scanning servo beam in scanning beam display systems with light-emitting screens |
JP5173567B2 (en) * | 2008-05-08 | 2013-04-03 | キヤノン株式会社 | Scanning optical device and image forming apparatus using the same |
US7869112B2 (en) * | 2008-07-25 | 2011-01-11 | Prysm, Inc. | Beam scanning based on two-dimensional polygon scanner for display and other applications |
KR20100084378A (en) * | 2009-01-16 | 2010-07-26 | 삼성전자주식회사 | Laser scanning unit and image forming apparatus having the same |
EP2410356A4 (en) | 2009-03-19 | 2012-11-07 | Konica Minolta Opto Inc | Hollow reflecting optical element and scanning optical device |
JP2011013289A (en) * | 2009-06-30 | 2011-01-20 | Ricoh Co Ltd | Optical scanning device and image forming apparatus |
US20120306257A1 (en) * | 2010-02-05 | 2012-12-06 | Katherine Silversides | Determination of rock types by spectral scanning |
JP6066627B2 (en) * | 2012-08-23 | 2017-01-25 | キヤノン株式会社 | POSITION DETECTING APPARATUS, LITHOGRAPHIC APPARATUS USING SAME, AND DEVICE MANUFACTURING METHOD |
US9921397B2 (en) | 2012-12-11 | 2018-03-20 | Solatube International, Inc. | Daylight collectors with thermal control |
JP5882959B2 (en) * | 2013-08-05 | 2016-03-09 | キヤノン株式会社 | Optical scanning device and image forming apparatus having the same |
US9816675B2 (en) | 2015-03-18 | 2017-11-14 | Solatube International, Inc. | Daylight collectors with diffuse and direct light collection |
CA2980037C (en) | 2015-03-18 | 2018-08-28 | Solatube International, Inc. | Daylight collectors with diffuse and direct light collection |
USD757010S1 (en) * | 2015-05-28 | 2016-05-24 | Hewlett-Packard Development Company, L.P. | Scanner turntable |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4435041A (en) * | 1982-05-28 | 1984-03-06 | Sperry Corporation | Chromatic aberration correction in a multiwavelength light beam deflection system |
US4917447A (en) * | 1989-02-06 | 1990-04-17 | The United States Of America As Represented By The Department Of Energy | Extreme ultraviolet reflector |
JPH05164982A (en) * | 1991-12-13 | 1993-06-29 | Fuji Photo Film Co Ltd | Image recorder |
US5438446A (en) * | 1992-01-10 | 1995-08-01 | Eastman Kodak Company | Uniform reflectance optical mirror |
US5604620A (en) * | 1990-07-26 | 1997-02-18 | Canon Kabushiki Kaisha | Light deflector |
EP0816894A2 (en) * | 1996-07-01 | 1998-01-07 | Seiko Epson Corporation | Optical scanning apparatus |
US5940200A (en) * | 1994-07-11 | 1999-08-17 | Asahi Kogaku Kogyo Kabushiki Kaisha | Scanning optical system |
JP2000352680A (en) * | 1999-06-11 | 2000-12-19 | Asahi Optical Co Ltd | Multibeam optical system |
EP1139142A2 (en) * | 2000-03-29 | 2001-10-04 | Canon Kabushiki Kaisha | Light-scanning optical system and image-forming apparatus using it |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE68913548T2 (en) * | 1989-12-14 | 1994-06-09 | Victor Company Of Japan | Electrophotographic system. |
US5355244A (en) * | 1991-09-18 | 1994-10-11 | Ricoh Company Ltd. | Optical scanner for reducing shading |
JPH05303049A (en) | 1991-09-18 | 1993-11-16 | Ricoh Co Ltd | Optical scanner for reducing shading |
JPH1181911A (en) | 1997-09-12 | 1999-03-26 | Niigata Eng Co Ltd | Seal device for stator vane of axial flow turbine |
JP4349500B2 (en) | 1998-03-30 | 2009-10-21 | フジノン株式会社 | Optical scanning optical system |
JP2000187172A (en) * | 1998-12-24 | 2000-07-04 | Ricoh Co Ltd | Optical scanner |
JP2001310497A (en) | 2000-04-27 | 2001-11-06 | Fuji Photo Film Co Ltd | Optical beam scanner |
-
2001
- 2001-12-26 JP JP2001394085A patent/JP3507474B2/en not_active Expired - Fee Related
-
2002
- 2002-01-10 US US10/041,463 patent/US6760138B2/en not_active Expired - Lifetime
- 2002-01-10 EP EP02250181A patent/EP1223454A3/en not_active Ceased
-
2003
- 2003-07-23 US US10/624,544 patent/US7068406B2/en not_active Expired - Lifetime
-
2005
- 2005-12-06 US US11/294,561 patent/US7190498B2/en not_active Expired - Fee Related
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4435041A (en) * | 1982-05-28 | 1984-03-06 | Sperry Corporation | Chromatic aberration correction in a multiwavelength light beam deflection system |
US4917447A (en) * | 1989-02-06 | 1990-04-17 | The United States Of America As Represented By The Department Of Energy | Extreme ultraviolet reflector |
US5604620A (en) * | 1990-07-26 | 1997-02-18 | Canon Kabushiki Kaisha | Light deflector |
JPH05164982A (en) * | 1991-12-13 | 1993-06-29 | Fuji Photo Film Co Ltd | Image recorder |
US5438446A (en) * | 1992-01-10 | 1995-08-01 | Eastman Kodak Company | Uniform reflectance optical mirror |
US5940200A (en) * | 1994-07-11 | 1999-08-17 | Asahi Kogaku Kogyo Kabushiki Kaisha | Scanning optical system |
EP0816894A2 (en) * | 1996-07-01 | 1998-01-07 | Seiko Epson Corporation | Optical scanning apparatus |
JP2000352680A (en) * | 1999-06-11 | 2000-12-19 | Asahi Optical Co Ltd | Multibeam optical system |
US6473233B1 (en) * | 1999-06-11 | 2002-10-29 | Asahi Kogaku Kogyo Kabushiki Kaisha | Multi-beam optical system |
EP1139142A2 (en) * | 2000-03-29 | 2001-10-04 | Canon Kabushiki Kaisha | Light-scanning optical system and image-forming apparatus using it |
Non-Patent Citations (2)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 0175, no. 66 (P - 1629) 14 October 1993 (1993-10-14) * |
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 15 6 April 2001 (2001-04-06) * |
Also Published As
Publication number | Publication date |
---|---|
US7190498B2 (en) | 2007-03-13 |
US6760138B2 (en) | 2004-07-06 |
EP1223454A2 (en) | 2002-07-17 |
US20040240016A1 (en) | 2004-12-02 |
US20060072201A1 (en) | 2006-04-06 |
JP3507474B2 (en) | 2004-03-15 |
US20020126362A1 (en) | 2002-09-12 |
JP2002277803A (en) | 2002-09-25 |
US7068406B2 (en) | 2006-06-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
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AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: 7G 02B 5/09 B Ipc: 7G 02B 5/08 B Ipc: 7G 02B 26/12 A |
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PUAL | Search report despatched |
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17P | Request for examination filed |
Effective date: 20050805 |
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AKX | Designation fees paid |
Designated state(s): DE FR GB IT NL |
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17Q | First examination report despatched |
Effective date: 20060630 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED |
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18R | Application refused |
Effective date: 20101111 |